OpenTechnical

OT-2026-000101945

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000101945) never changes.

Identity and time

Publication numberOT-2026-000101945 · never reused
Internal UUID01a0aea4-50f1-78eb-9744-192047987341 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101945
StatusPUBLIC

Content hashes

Canonical textd405cb704169058c75632ed4b5446f2972ff88dfd5a7125c817f48e6e8712346
Markdownc9c714820242bce4a4793c566925578ab162ea891261d5333ca3f21a77831cc9
PDF
Publication page35ac0f22d424261295f00b044af0035c7fe179dd5f287571fb35eefd2f632038
Manifest00f282288af132ae4d0369648fff1e29d1ffd19ff42789ec311986123bfea426

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatureax00bOUYCuOXcKHhKS2yF+mghKONcfSl3kMay0RTFqVB4cPO/14aO1i6OoJJotni4nQoDtdpJCKpIvANTFhlBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:03.671735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101945
observed 35ac0f22d424261295f00b044af0035c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.654693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101945/manifest.json
observed 00f282288af132ae4d0369648fff1e29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.638920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101945/publication.md
observed c9c714820242bce4a4793c566925578a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:03.621378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101945/publication.txt
observed d405cb704169058c75632ed4b5446f29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.